- About Extension
- Get Involved
- Statewide Locations
Nik Wiman, an entomologist with extensive experience in integrated pest management, is Oregon State University’s new orchard crops extension specialist, a position designed to focus on hazelnuts. Nik works from the North Willamette Research and Extension Center in Aurora, covering a number of counties including Yamhill.
NWREC - 503.678.1264
These pages provide resources and information for Commercial Tree Fruit and Nut growers (orchard crops grown for commercial sale).
(Information for home/backyard orchards is available from Master Gardeners and Home Orchard societies. A useful publication for general care of home orchards is EC 631 Managing Diseases and Insects in Home Orchards).